?url_ver=Z39.88-2004&rft_id=1815021008&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ANALISIS+HEAT+BALANCE+PADA+REAKTOR+TOREFAKSI+TIPE+TUBULAR+DENGAN+SISTEM+PEMANAS+OIL+JACKET&rft.creator=ZULKRI+KURNIAWANSAH%2C+1815021008&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=ABSTRAK%0D%0A%0D%0AANALISIS+HEAT+BALANCE+PADA+REAKTOR+TOREFAKSI+TIPE+TUBULAR+DENGAN+SISTEM+PEMANAS+OIL+JACKET%0D%0AOleh%0D%0AZulkri+Kurniawansah%0D%0A%0D%0ATorefaksi+merupakan+salah+satu+metode+pengolahan+biomassa+melalui+proses+termal+menjadi+bahan+bakar+bakar+padat+berkualitas+setara+batubara+subbituminus.+Salah+satu+jenis+reaktor+kontinu+yang+sedang+dikembangkan+adalah+reaktor+torefaksi+tipe+tubular.+Reaktor+tipe+tubular+memiliki+mekanisme+pembakaran+secara+langsung+menggunakan+energi+yang+bersumber+dari+LPG+dan+dirancang+menggunakan+pemanas+jenis+oil+jacket+heater.+Penelitian+tentang+heat+balance+ini+mempunyai+tujuan+untuk+mengukur+tingkat+efektivitas+energi+yang+nantinya+dapat+digunakan+untuk+mengetahui+berapa+besar+energi+yang+diterima+dan+heat+loss+yang+terjadi+selama+proses+pengujian.+Sampel+yang+digunakan+untuk+proses+pengujian+adalah+jenis+sampel+Albizia+Chinensis+dalam+bentuk+chip.+Dalam+proses+pengujian+tahap+pertama+dilakukan+pemanasan+reaktor+selama+85+menit%2C+kemudian+ketika+temperatur+reaktor+dan+oli+sudah+dalam+keadaaan+steady+dengan+temperatur+berada+pada+275%C2%B0C+sampel+pengujian+mulai+dimasukkan+kedalam+reaktor.+Proses+pengujian+sampel+didalam+reaktor+sampai+dengan+keluarnya+hasil+sampel+torefaksi+terjadi+selama+65+menit.+Dari+data+temperatur+ini+selanjutnya+dihitung+nilai+energi+dari+seperti+berapa+energi+diberikan+untuk+produk+torefaksi%2C+berapa+energi+yang+diterima+untuk+produk+tertorefaksi+dan+berapa+nilai+heat+loss+yang+terjadi+selama+proses+torefaksi+berlangsung.+Dari+perhitungan+ini+didapatkan+hasil+dari+energi+masuk+yang+terjadi+sebesar+125.257+kJ+(100%25)%2C+energi+diterima+sebesar+30.113+kJ+(4%2C61%25)+dan+heat+loss+sebesar+95.145+kJ+(75%2C96%25).+Selama+proses+pengujian+berlangsung+didapatkan+nilai+heat+loss+sebesar+75%2C96%25+sehingga+berpotensi+untuk+dimanfaatkan+contohnya+seperti+mengurangi+kadar+air+pada+sampel+yang+masih+basah.+%0D%0A%0D%0AKata+kunci+%3A+torefaksi%2C+reaktor+tubular%2C+heat+loss.%0D%0A%0D%0A%0D%0AABSTRACT%0D%0AHEAT+BALANCE+ANALYSIS+ON+TUBULAR+TYPE+OF+TOREFACTION+REACTOR+WITH+OIL+JACKET+HEATING+SYSTEM%0D%0ABy%0D%0AZulkri+Kurniawansah%0D%0A%0D%0ATorrefaction+is+a+method+of+processing+biomass+through+a+thermal+process+into+solid+fuel+quality+equivalent+to+sub-bituminous+coal.+One+type+of+continuous+reactor+being+developed+is+a+tubular+type+torrefaction+reactor.+The+tubular+type+reactor+has+a+direct+combustion+mechanism+using+energy+sourced+from+LPG+and+is+designed+to+use+an+oil+jacket+heater.+This+research+on+heat+balance+has+the+aim+of+measuring+the+level+of+energy+effectiveness+which+can+later+be+used+to+find+out+how+much+energy+is+received+and+the+heat+loss+that+occurs+during+the+testing+process.+The+sample+used+for+the+testing+process+is+a+type+of+Albizia+Chinensis+sample+in+the+form+of+a+chip.+In+the+first+stage+of+the+testing+process%2C+the+reactor+was+warmed+up+for+85+minutes%2C+then+when+the+reactor+temperature+and+oil+were+in+a+steady+state+with+a+temperature+of+275%C2%B0C+the+test+sample+was+introduced+into+the+reactor.+The+process+of+testing+the+sample+in+the+reactor+until+the+results+of+the+torrefaction+sample+are+released+takes+65+minutes.+From+this+temperature+data%2C+the+energy+value+is+calculated%2C+such+as+how+much+energy+is+given+to+the+torrefaction+product%2C+how+much+energy+is+received+for+the+torrefaction+product+and+how+much+heat+loss+occurs+during+the+torrefaction+process.+From+this+calculation%2C+it+is+obtained+that+the+incoming+energy+is+125.257+kJ+(100%25)%2C+the+received+energy+is+30.113+kJ+(4.61%25)+and+the+heat+loss+is+95.145+kJ+(75.96%25).+During+the+testing+process%2C+a+heat+loss+value+of+75.96%25+was+obtained+so+that+it+has+the+potential+to+be+used%2C+for+example%2C+to+reduce+the+water+content+in+samples+that+are+still+wet.+Keywords%3A+torrefaction%2C+tubular+reactor%2C+heat+loss.%0D%0AKeywords%3A+torrefaction%2C+tubular+reactor%2C+heat+loss%0D%0A&rft.publisher=FAKULTAS+TEKNIK&rft.date=2022-08-04&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F65679%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F65679%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F65679%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++ZULKRI+KURNIAWANSAH%2C+1815021008++(2022)+ANALISIS+HEAT+BALANCE+PADA+REAKTOR+TOREFAKSI+TIPE+TUBULAR+DENGAN+SISTEM+PEMANAS+OIL+JACKET.++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F65679%2F